All of loon's displays access a set of common options. This function accesses and returns the names of all loon options.
Examples
l_getOptionNames()
#> [1] "linewidth" "defaultMetaTempMove"
#> [3] "metaMulSel" "default-font"
#> [5] "guidelines" "guidesBackground"
#> [7] "colors-palette-hcl" "brush_color"
#> [9] "export_ps_font" "facetLabelBackground"
#> [11] "size" "select-color"
#> [13] "font-xlabel" "glyph"
#> [15] "ticks_density" "defaultMetaMulSel"
#> [17] "font-title" "printConfigureDebug"
#> [19] "fixed_guide_distance" "font"
#> [21] "image_sizes" "background"
#> [23] "printInConfigurationWarningMsg" "abbreviations"
#> [25] "colors" "printInConfigurationWarning"
#> [27] "image_scale" "metaKeys"
#> [29] "foreground" "noscrollInspector"
#> [31] "metaTempMove" "canvas_bg_guides"
#> [33] "tick_length" "font-text_glyph"
#> [35] "brush_color_handle" "font-ylabel"
#> [37] "colors-palette" "size_0_rect"
#> [39] "font-scales" "color"